<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!-- 登录表单 -->
            <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
                <!-- 用户名 -->
                <el-form-item prop="username">
                  <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <!-- 密码 -->
                <el-form-item prop="password" >
                  <el-input v-model="loginForm.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
                </el-form-item>
                <!-- 按钮 -->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login" >登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                  </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    data() {
        return{
            loginForm: {
                username: 'admin',
                password: '123456'
            },
        loginFormRules:{
            // 验证用户名是否规范
            username:[
                { required: true, message: "请输入登录名称", trier: "blur" },
                { min: 3,max: 5,message: "长度在3到5之间", trier: "blur" }
            ],
            // 验证密码是否规范
            password:[
                { required: true, message: "请输入登录密码", trier: "blur" },
                { min: 6,max: 10,message: "长度在6到10之间", trier: "blur" }
            ]
            }
        }
    },
    methods: {
        // 点击重置按钮重置
        resetLoginForm() {
            // console.log(this);
            this.$refs.loginFormRef.resetFields();
        },
        login() {
            this.$refs.loginFormRef.validate(async valid =>{
                // console.log(valid);
                if(!valid) return;
                const { data: res } =await this.$http.post('login', this.loginForm);
                // console.log(res);
                // if(res.meta.status !== 200) return console.log('登陆失败')
                // console.log('登陆成功');
                if(res.meta.status !== 200) return this.$message.console.error("登录失败")
                this.$message.success("登录成功");
                window.sessionStorage.setItem('token', res.data.token);
                this.$router.push('/home');
             });

        }
    }
}
</script>

<style lang="less" scoped>
    .login_container{
        background-color: #fff;
        height: 100%;
    }
    .login_box{
        width: 450px;
        height: 300px;
        background-color: #5159e9;
        border-radius: 10%;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
    }
    .avatar_box{
        height: 130px;
        width: 130px;
        border: 1px solid #686161;
        border-radius: 50%;
        padding: 10px;
        box-shadow: 0 0 10px #ddd;
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        background-color: #fff;
        img{
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .login_form{
        position:absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .btns{
        display: flex;
        justify-content: flex-end;
    }
</style>